Frequently Asked Questions

Which statistics book should I get?

How do I remove or deal with outliers?

Why am I getting negative A.I.C. scores?

Which statistical package is best?

What test should I use?

What are P values?

How do I compute P values? [tutorial by JohnM for the normal distribution]


How do I conduct a Chi-squared test? [tutorial by JohnM]

How do I determine sample size? [tutorial by JohnM]

What is the central limit theorem?

How does hypothesis testing work? [tutorial by JohnM] [Alternative explanation - by Quark]

How do I find confidence intervals ? [tutorial by JohnM]

More to follow.